About Watermark Consulting Ltd

Leading Engineering Consulting Firm

60 Years of Industry Experience

WaterMark Consulting Ltd. was established in 2003 by Bill Jealous and David Tratch. Together they have over 60 years in the engineering consulting industry. In the first 17 years of operation, WaterMark Consulting Ltd. successfully completed over 500 investigations for the municipal, industrial, agri-business, mining, and First Nations markets within both private and public sectors. Today, WaterMark continues to serve its clients and looks forward to serving them for years to come.

Mr. David Tratch, M. Sc., P. Eng.

Mr. Tratch has over 20 years work experience in the consulting industry in Saskatchewan. He obtained his B.Sc. in Civil Engineering and M.Sc. in GeoEnvironmental Engineering degrees in 1992 and 1995, respectively. He has been working in the consulting industry since 1992, gaining professional experience within the disciplines of hydrogeologic, environmental and geotechnical engineering. Mr. Tratch has strengths in interpretation and understanding of complex hydrogeologic systems, particularly in the application of computer based programs to simulate these systems.

Mr. Rory Copithorn, G.I.T

Rory earned his Bachelor of Science degree from the University of Regina in 2014 and began his career working as a geological consultant in the oil and gas industry.  Rory began working with WaterMark Consulting Ltd. in 2012 gaining experience working on a variety of geologic, hydrogeologic, and environmental investigations.  Rory is a Registered Environmental Site Assessor under the Associated Environmental Site Assessors of Canada (AESAC) and has completed several Phase I and Phase II Environmental Site Assessments for municipal clients.


Anna has nearly a decade of experience in the consulting industry. She earned a B.Sc. in Geological Engineering at the University of Saskatchewan in 2011 and has been consulting since on projects across western Canada involving geological, geotechnical & hydrogeological investigation, earthwork design, site characterization and geo-hazard & geo-environmental risk assessment.  Anna has a strong background in remote sensing, a broad knowledge of local geology & hydrogeological processes and expertise in civil engineering design.

Mr. Bill Jealous, P. Eng., P. Geo.

Mr. Jealous has 40 years’ work experience in geological and hydrogeological investigations. He graduated from the University of Regina in 1980 with a B.Sc. in geology. Between 1980 and 1987, Bill was employed within the mining industry. He has been working within the consulting industry since 1987. Bill has worked extensively in the groundwater industry providing groundwater exploration, water well design, testing, and analysis and well licensing services to industrial, municipal and agricultural clients. Mr. Jealous brings a broad experience in hydrogeological engineering and a pragmatic approach toward client service and project engineering to the firm.

Mr. Levi Ziegler, A.Sc.T

Levi is an Environmental Engineering Technologist that has over 5 years of experience.  After earning his Environmental Engineering Technology diploma from Saskatchewan Polytechnic in 2015 Levi joined the consulting engineering industry. Levi has demonstrated abilities to adapt to the needs and complexities of unique and challenging projects, enjoys working outdoors, and in multi-disciplinary teams.  He has gained expertise in hydrogeologic, environmental, as well as civil engineering earthworks investigations.



Why Choose




Our engineering team offers high quality engineering advice and service on every job—no matter what size.



Our size and expertise allows us to adapt to changes in any project, often resulting in efficiencies and cost savings.



Our knowledge of the Saskatchewan physical and regulatory environment produces reliable results for our clients.